mirror of https://github.com/qt/qtdatavis3d.git
58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
#ifndef _XN_STACK_T_H_
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#define _XN_STACK_T_H_
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//---------------------------------------------------------------------------
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// Includes
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//---------------------------------------------------------------------------
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#include "XnListT.h"
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//---------------------------------------------------------------------------
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// Code
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//---------------------------------------------------------------------------
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template<class T, class TAlloc = XnLinkedNodeDefaultAllocatorT<T> >
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class XnStackT : protected XnListT<T, TAlloc>
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{
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public:
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typedef XnListT<T, TAlloc> Base;
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typedef typename Base::ConstIterator ConstIterator;
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XnStackT() : Base() {}
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XnStackT(const XnStackT& other) : Base()
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{
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*this = other;
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}
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XnStackT& operator=(const XnStackT& other)
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{
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Base::operator=(other);
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// no other members
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return *this;
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}
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~XnStackT() {}
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XnBool IsEmpty() const { return Base::IsEmpty(); }
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XnStatus Push(T const& value) { return Base::AddFirst(value); }
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XnStatus Pop(T& value)
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{
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ConstIterator it = Begin();
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if (it == End())
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{
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return XN_STATUS_IS_EMPTY;
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}
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value = *it;
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return Base::Remove(it);
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}
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T const& Top() const { return *Begin(); }
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T& Top() { return *Begin(); }
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ConstIterator Begin() const { return Base::Begin(); }
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ConstIterator End() const { return Base::End(); }
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};
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#endif // _XN_STACK_T_H_
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